public StudentInfoModel GetStudentDetails(int id)
{
try
{
SqlConnection conn = new SqlConnection(this.ConnectionString);
conn.Open();
SqlCommand cmd = new SqlCommand("StudentInfoSelect_SP", conn);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(new SqlParameter("@id", id));
StudentInfoModel model = new StudentInfoModel();
IDataReader reader = cmd.ExecuteReader();
if (reader.Read())
{
model.id = this.StringToInt(reader["id"].ToString());
model.first_name = reader["first_name"].ToString();
model.last_name = reader["last_nae"].ToString();
model.contact = reader["contact"].ToString();
model.address = reader["address"].ToString();
}
reader.Close();
contact.Clone();
return(model);
}
catch (Exception exp)
{
return(null);
}
}
public bool UpdateStudent(StudentInfoModel model)
{
try
{
SqlConnection conn = new SqlConnection(this.ConnectionString);
conn.Open();
SqlCommand cmd = new SqlCommand("StudentInfoUpdate_SP", conn);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(new SqlParameter("@id", model.id));
cmd.Parameters.Add(new SqlParameter("@first_name", model.first_name));
cmd.Parameters.Add(new SqlParameter("@last_name", model.last_name));
cmd.Parameters.Add(new SqlParameter("@address", model.address));
cmd.Parameters.Add(new SqlParameter("@contact", model.contact));
cmd.ExecuteNonQuery();
conn.Close();
return(true);
}
catch (Exception exp)
{
return(false);
}
}
public List <StudentInfoModel> GetStudentList()
{
try
{
SqlConnection conn = new SqlConnection(this.ConnectionString);
conn.Open();
SqlCommand cmd = new SqlCommand("StudentInfoSelect_SP", conn);
cmd.CommandType = CommandType.StoredProcedure;
List <StudentInfoModel> studentInfoModels = new List <StudentInfoModel>();
IDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
StudentInfoModel model = new StudentInfoModel();
model.id = this.StringToInt(reader["id"].ToString());
model.first_name = reader["first_name"].ToString();
model.last_name = reader["last_name"].ToString();
model.contact = reader["contact"].ToString();
model.address = reader["address"].ToString();
studentInfoModels.Add(model);
}
reader.Close();
conn.Close();
return(studentInfoModels);
}
catch (Exception exp)
{
return(null);
}
}
